tools/perf/util/term.c

Source file repositories/reference/linux-study-clean/tools/perf/util/term.c

File Facts

System
Linux kernel
Corpus path
tools/perf/util/term.c
Extension
.c
Size
728 bytes
Lines
41
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

if (s != NULL) {
			ws->ws_col = atoi(s);
			if (ws->ws_row && ws->ws_col)
				return;
		}
	}
#ifdef TIOCGWINSZ
	if (ioctl(1, TIOCGWINSZ, ws) == 0 &&
	    ws->ws_row && ws->ws_col)
		return;
#endif
	ws->ws_row = 25;
	ws->ws_col = 80;
}

void set_term_quiet_input(struct termios *old)
{
	struct termios tc;

	tcgetattr(0, old);
	tc = *old;
	tc.c_lflag &= ~(ICANON | ECHO);
	tc.c_cc[VMIN] = 0;
	tc.c_cc[VTIME] = 0;
	tcsetattr(0, TCSANOW, &tc);
}

Annotation

Implementation Notes